Enjoying a staycation this Spring Break? Make it an active one. The San Antonio Parks and Recreation Department will open four outdoor pools Tuesday through Sunday: South Side Lions, 3100 Hiawatha St.; Heritage, 1423 Ellison Drive; Woodlawn Lake, 221 Alexander Ave.; and Lady Bird Johnson, 10700 Nacogdoches Road. Admission is free. 210-207-3299.

Government Canyon State Natural Area, 12861 Galm Road, which is typically open from 7 a.m. to 10 p.m. only Friday-Monday, also will be open Tuesday through Thursday. $6; free to ages 12 and younger. Call 210-688-9055.